Biology

Biology, 17.10.2019 03:10, gracerich

The crustacea are the sister group to the hexapoda
a. true
b. false

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Biology, 02.08.2019 04:30, aariyahjc9188

20points scientists use many scientific methods to answer their questions about the natural world. true false 10 points question 2 scientists ask questions based on the observations they hear about from others. true false 10 points question 3 an error in the preparation of a lab sample led alexander fleming to the discovery of the antibiotic penicillin. true false 10 points question 4 a hypothesis is an assumption about what will happen during an experiment or an observation. true false 10 points question 5 an experiment includes variables that are all kept constant. true false 10 points question 6 a well-designed experiment includes an experimental group and a control or baseline group. true false 10 points question 7 the variable group in an experiment gives you something to compare your experimental group to. true false 10 points question 8 to test their hypotheses, scientists perform carefully planned procedures called conclusions . true false 10 points question 9 sometimes, however, scientists have no choice but to conclude that they haven't answered their question. they might need to collect more data, restate their hypothesis, or design a different experiment. true false 10 points question 10 scientists communicate their findings so that others may restudy, improve, or expand them. true false

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Biology, 19.08.2019 02:30, jesus3426

Gastropods have a “vertebrate eye”—a highly advanced visual system. true false arthropods are the most numerous phylum. true false some arthropods do not have jointed appendages. true false if you randomly selected one animal on earth, it would probably be a crab. true false spiders and centipedes are part of the class crustacea. true false arthropods have exoskeletons. true false crustacea and insecta are classes of mollusks. true false a lobster’s cephalothorax, which is a combination head and thorax, is an example of arthropods’ segmented body plan. true false

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Biology, 19.08.2019 08:00, trystonprice

Me 19 ponits for best answer gastropods have a “vertebrate eye”—a highly advanced visual system. true false arthropods are the most numerous phylum. true false some arthropods do not have jointed appendages. true false if you randomly selected one animal on earth, it would probably be a crab. true false spiders and centipedes are part of the class crustacea. true false arthropods have exoskeletons. true false crustacea and insecta are classes of mollusks. true false a lobster’s cephalothorax, which is a combination head and thorax, is an example of arthropods’ segmented body plan. true false

Answers: 2

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The crustacea are the sister group to the hexapoda
a. true
b. false...

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